v2.4.0.8
EMPLOYEE BENEFIT PLANS (Details) (USD $)
 3 Months Ended 6 Months Ended
Jun. 30, 2014
Jun. 30, 2013
Jun. 30, 2014
Jun. 30, 2013
EMPLOYEE BENEFIT PLANS        
Qualification age of employees for participation in the savings plan (in years)     21 years  
Minimum service in first twelve months of employment for eligibility (in hours)     1000 hours  
Initial period of employment for eligibility (in months)     12 months  
Anticipated contributions by the company during the calendar year 2014     $ 3,092,000  
Pension Benefits
        
Components of net periodic benefit cost:        
Service cost   45,000   90,000
Interest cost 1,152,000 1,128,000 2,304,000 2,256,000
Expected return on plan assets (1,307,000) (1,176,000) (2,614,000) (2,353,000)
Amortization of net gain (258,000)   (517,000)  
Net periodic benefit cost (credit) (413,000) (3,000) (827,000) (7,000)
Other Benefits
        
Components of net periodic benefit cost:        
Service cost 9,000 48,000 18,000 97,000
Interest cost 53,000 218,000 106,000 435,000
Amortization of net gain (87,000) (19,000) (174,000) (38,000)
Amortization of prior service credit (416,000)   (832,000)  
Net periodic benefit cost (credit) $ (441,000) $ 247,000 $ (882,000) $ 494,000